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Qgelas = Qair
m1.c1.Δt1 = m2.c3.Δt2
50.(0,2).(100-t) = 100.(1).(t-20)
10(100-t) = 100(t-20)
1000 - 10t = 100t - 2000
110t = 3000
t = 27,2727..
100gr(0,1kal/gr"c)(T-20"C)=50gr(0,2kal/gr"C)(100"C-T"C)
-200kal+10T"C=1000kal-10T"C
20T"C=1200kal
T=60"C